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Re: [RRG] Geographic aggregation-based routing is at odds with reality
On Sun, Jul 20, 2008 at 12:34 PM, William Herrin <firstname.lastname@example.org> wrote:
> On Sun, Jul 20, 2008 at 9:06 AM, Iljitsch van Beijnum
> <email@example.com> wrote:
>> I don't see that.
>> If I want to shrink my routing tables I can filter out any Canadian more
>> specifics all over the world except in Canada, and instead put in an
>> aggregate that covers the address space used in Canada.
> Anyway, my concern is this: if it's that close to a full breach of the
> permission constraint in an 8-node system, what does it look like in a
> 50-node system?
Found the breach. Look at http://bill.herrin.us/network/geoag-i1.gif
With your new strategy, packets from H to E will take the aggregated
route through C and B instead of the longer (but permitted) route
through I and J.
Nice try though.
William D. Herrin ................ firstname.lastname@example.org email@example.com
3005 Crane Dr. ...................... Web: <http://bill.herrin.us/>
Falls Church, VA 22042-3004
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